<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <button id="btn">发起get请求</button>
</body>
<script>
    var btn = document.getElementById("btn");
    btn.onclick = ()=>{
        fetch("http://localhost:8081/getdata?newsId=1").then(res=>{
            return res.text()
        }).then((result) => {
            console.log(result)
        })
    }
</script>
</html>